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Listar por palabra clave "Durability"

Mostrando ítems 1-20 de 20

Análisis de la estructura de la Universidad Laboral de Tarragona (E.Torroja)

Baldanta Callejo, Cristina (2015-09-29)

El Pabellón de cocinas de la Universidad Laboral de Tarragona, fue construido en 1956, década en la que surgieron estos instrumentos educativos. El interés de esta obra reside en el empleo de la lámina plegada de hormigón ...
Análisis de los impactos socio-económicos y de la durabilidad de las medidas de prevención de la corrosión por cloruros en estructuras de hormigón armado

Navarro Martínez, Ignacio Javier (2016-12-29)

[EN] This thesis aims to present an integrated assessment of the effectiveness and efficiency of various preventive measures currently used to extend the service life of concrete structures exposed to chloride‐laden e ...
Aplicación de la técnica no destructiva del georradar para evaluar la absorción de agua en hormigón endurecido.

Fernández Castilla, Alberto Carlos (2016-05-19)

[EN] This work has sought to analyze the capacity of the non-destructive testing of the GPR as a tool for detection of the penetration of water front advance in the hardened concrete. In this process, a series of 24 test ...
Design of products to honor people post mortem

Martins, João (Editorial Universitat Politècnica de València, 2016-10-27)

[EN] Cemeteries are places of daily social practices and worship, with the grave being the place where loss can be expressed externally and the deceased person commemorated. In Western society we find a series of artefacts ...
Effect of crystalline admixtures on the self-healing capability of early-age concrete studied by means of permeability and crack closing tests

Roig Flores, Marta; Pirritano, F.; Serna Ros, Pedro; Ferrara, L. (Elsevier, 2016-07)

This paper analyzes the self-healing properties of early-age concretes, engineered using a crystalline admixture (4% by the weight of cement), by measuring the permeability of cracked specimens and their crack width. Two ...
Electrochemical treatment of a synthetic wastewater containing a sulphonated azo dye. Determination of naphthalenesulphonic compunds produced as main by-products

Del Río García, Ana Isabel; Fernández Sáez, Javier; Molina Puerto, Javier; Bonastre Cano, José Antonio; Cases Iborra, Francisco Javier (Elsevier, 2011-06-15)

The electrochemical treatment of wastewaters from textile industry is a promising technique for substances which are resistant to biodegradation. This paper deals with the electrochemical decolourisation/degradation of ...
Evaluación de la degradación de prefabricados de hormigón sometidos a ambientes marinos mediante técnicas No Destructivas y Análisis F-Q

MAHMOUD, TAREK IBRAHIM (2012-01-19)

Se trata en este trabajo obtención de un procedimiento de evaluación del ciclo de vida de los hormigones preparados y puestos en servicio en ambientes marinos. Para ello, se precisa la integración de diferentes técnicas ...
Evaluation of thermally-treated wood of beech (Fagus sylvatica L.) and ash (Fraxinus excelsior L.) against Mediterranean termites (Reticulitermes spp.)

Oliver Villanueva, José Vicente; Gascón Garrido, Patricia; Ibiza Palacios, María de Sales (Springer Verlag (Germany), 2013-05)

[EN] Termite resistance of thermally-treated ash (Fraxinus excelsior L) and European beech (Fagus sylvatica L) against subterranean termites (Reticulitermes banyulensis) was evaluated. A laboratory no-choice feeding ...
First Ultra-High-Performance Fibre- Reinforced Concrete Footbridge in Spain: Design and Construction

López Martínez, Juan Ángel; Serna Ros, Pedro; Camacho Torregrosa, Esteban Efraím; Coll Carrillo, Hugo; Navarro Gregori, Juan (International Association for Bridge and Structural Engineering, 2014-02)

Ultra-high-performance fibre-reinforced concrete (UHPFRC) is defined as a cement-based composite material that combines three technical advances in concrete: high compressive strength, presence of steel fibres and ...
Improved termite resistance of wood by wax impregnation

Scholz, G.; Militz, H.; Gascón Garrido, Patricia; Ibiza Palacios, M. S.; Oliver Villanueva, José Vicente; Peters, B. C.; Fitzgerald, C. J. (Elsevier, 2010-12)

[EN] We investigated the effect of wax-treated and biocide-free wood specimens against three different termite species. A laboratory no-choice test with Reticulitermes banyulensis Clement was carried out in Valencia (Spain) ...
In situ experimentations for the compatibility and durability of the restorations: the case study of the Sassi of Matera

Mecca, Ippolita (Universitat Politècnica de València, 2016-06-21)

[EN] The research intends to make a study of the interventions of restoration realized in a sample area, (“Sassi of Matera”), so as to establish an operating methodology with interpretative and implementable rules for the ...
Life cycle greenhouse gas emissions of blended cement concrete including carbonation and durability

García Segura, Tatiana; Yepes Piqueras, Víctor; Alcalá González, Julián (Springer Verlag (Germany), 2014-01)

Purpose Blended cements use waste products to replace Portland cement, the main contributor to CO2 emissions in concrete manufacture. Using blended cements reduces the embodied greenhouse gas emissions; however, little ...
Mechanical and durability properties of alkali-activated mortar based on sugarcane bagasse ash and blast furnace slag

Pereira, Adriana; Akasaki, Jorge Luis; Melges, José L.P.; Mitsuuchi Tashima, Mauro; Soriano Martínez, Lourdes; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan (Elsevier, 2015-12)

Sugarcane bagasse is an agricultural waste which can be transformed, for cementing purposes, into an interesting material by combustion. Specifically, the ash (SBA) obtained by auto-combustion was used for preparing ...
Mechanical and physical performance of low alkalinity cementitiouscomposites reinforced with recycled cellulosic fibres pulp fromcement kraft bags

Mármol de los Dolores, Gonzalo; Santos, S. F.; Savastano, H. Jr.; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan (Elsevier, 2013-08)

The objective of this work was to study the addition of cellulosic pulp in low alkalinity cement composites as well as its mechanical behavior under bending stresses before and after accelerated aging cycles.The cellulosic ...
Proposed method of estimating the service life of building envelopes

Ortega Madrigal, Leticia; Serrano Lanzarote, Apolonia Begoña; Fran Bretones, José Mª (Pontificia Universidad Católica de Chile, 2015)

The estimation of the service life of the construction elements of a building and its materials is an essential part of drawing up a realistic and economically viable maintenance program. In this regard, this paper presents ...
Resistance of wood modified with different technologies against Mediterranean termites (Reticulitermes spp.)

Gascón Garrido, Patricia; Oliver Villanueva, José Vicente; Ibiza Palacios, M. S.; Militz, H.; Mai, C.; Adamopoulos, S. (Elsevier, 2013-08)

[EN] A laboratory no-choice test following the standard EN-117 was conducted to evaluate the efficacy of wood modified with different technologies against subterranean termites of the genus Reticulitermes spp. European ...
Self-healing capability of concrete with crystalline admixtures in different environments

Roig Flores, Marta; Moscato, S.; Serna Ros, Pedro; Ferrara, Liberato (Elsevier, 2015-07)

The aim of this study is analyzing the self-healing effect of a crystalline admixture in four types of environmental exposure comparing with a reference concrete. Healing was studied by means of permeability tests on cracked ...
Studies on nonlinear mechanical wave behavior to characterize cement based materials and its durability

Eiras Fernández, Jesús Nuño (2016-10-10)

[EN] The test for determining the resonance frequencies has traditionally been used to investigate the mechanical integrity of concrete cores, to assess the conformity of concrete constituents in different accelerated ...
Study of durability of Portland cement mortars blended with silica nanoparticles

Tobon, Jorge I; Paya Bernabeu, Jorge Juan; Restrepo, Oscar J. (Elsevier, 2015-04)

In this paper the effects of nanosilica (NS) on porosity, capillary suction (UNE 8398:2008), compressive strength (ASTM C 349), and sulfate resistance (ASTM C 1012) were evaluated for mortars made with Portland cement ...
Study of the feasibility of self-healing Concrete with and without crystalline admixtures

Roig Flores, Marta (2016-12-13)

[EN] Self-healing concrete is able to recover completely or partially its properties after being damaged (usually by cracking). This work studies the effect on self-healing of introducing a crystalline admixture into ...